Title:
A forming process of the housing for industry
Document Type and Number:
Japanese Patent JP6006810
Kind Code:
B2
Abstract:
A method of forming a housing which includes roll forming a steel tube radially inwardly with a plurality of rollers each having a rolling axis parallel to the longitudinal axis of the tube, the rollers compressing the tube and forming reduced diameter portions and enlarged diameter portions. The method then includes cutting the tube perpendicular to the longitudinal axis generally midway through an enlarged diameter portion and a reduced diameter portion, forming a plurality of minor image preforms. Finally, the method includes cold working the preforms into the desired shape of the housing and increasing the strength of the steel at least 15% and forming a housing member having enlarged diameter open end and a reduced diameter open end.
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| JP3099035 | PRESS FORMING MACHINE |
| JPS54100967 | MOLDING OF TUBULAR PRODUCT |
Inventors:
Shuba, Joseph
Application Number:
JP2014558763A
Publication Date:
October 12, 2016
Filing Date:
February 13, 2013
Export Citation:
Assignee:
Shuba Consulting, Inc.
Value Extraction LLC
Value Extraction LLC
International Classes:
B21D51/10; B21D19/04; B21D22/16; B21D53/88
Domestic Patent References:
| JP2006509172A | ||||
| JP2004314117A | ||||
| JP2005076866A | ||||
| JP2003214539A | ||||
| JP2004306047A |
Foreign References:
| US4055976 |
Attorney, Agent or Firm:
Kimura Mitsuru
Takanori Mamoru
Taiji Morikawa
Kei Sakurada
Mie Hideki
Takanori Mamoru
Taiji Morikawa
Kei Sakurada
Mie Hideki